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drm/amdgpu: allocate doorbell index for multi-die case

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Allocate different doorbell index for kiq/kcq rings
on each die

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma
2021-11-19 15:35:30 +08:00
committed by Alex Deucher
parent 47fc644f80
commit 47659738fb
5 changed files with 22 additions and 2 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
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@@ -316,6 +316,11 @@ int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev,
ring->doorbell_index = adev->doorbell_index.kiq;
ring->xcc_id = xcc_id;
ring->vm_hub = AMDGPU_GFXHUB_0;
if (xcc_id >= 1)
ring->doorbell_index = adev->doorbell_index.xcc1_kiq_start +
xcc_id - 1;
else
ring->doorbell_index = adev->doorbell_index.kiq;
r = amdgpu_gfx_kiq_acquire(adev, ring, xcc_id);
if (r)